Informational Guide to Montreal International Airport - YUL - Non Official

WS558 WestJet - Flight Status

Codeshare Flights
The flight DL7104 from Delta Air Lines (DL) is a codeshare flight operated by WestJet (WS) under the flight number WS558. Check this page for details about flight WS558.

Below, you can find details about WestJet flight WS558, which currently operates between the airports of Calgary - Calgary International Airport (Airport Code YYC) and Montreal - Montreal-Trudeau International Airport (Airport Code YUL).
This flight data pertains specifically to the flight's details for Friday, January 02, 2026.

WS558 On Time performance:
22
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

WS558 WestJet from Calgary

Scheduled - On-time
Flight Status for Friday January 02, 2026
This flight was also scheduled for Yesterday (January 01, 2026). See it here
This flight is also scheduled for Tomorrow (January 03, 2026). See it here

Airline information

WestJet
WestJet
Equipment: Boeing 737MAX 8 Passenger

Departure

Calgary (YYC)
January 02, 2026
Calgary International Airport
Estimated Departure Time:
12:45 am
Terminal:
-
Gate:
D82
Scheduled Departure Time: 12:45 am

Arrival

Montreal (YUL)
January 02, 2026
Montreal-Trudeau International Airport
Estimated Arrival Time:
06:57 am
Gate:
A17
Scheduled Arrival Time: 07:05 am
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.montreal-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- AM7118 - Aeromexico

- DL7104 - Delta Air Lines

- KL9691 - KLM Royal Dutch Airlines

- QF3378 - Qantas

Additional Information

Which is the frequency of flight WS558?
The flight WS558 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday on a weekly basis.

Which is the distance of flight WS558?
The distance between the two airports is 1868 miles.

Which is the flight time of flight WS558?
The scheduled flight time gate to gate is: 04:20 hours.
The real flight time gate to gate on average is: 04:13 hours.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Calgary: 2026-01-02 01:48:04
Current Time in Montreal: 2026-01-02 03:48:04

Alternative Flights

The following airlines serves the same route between Calgary and Montreal:

Air Canada
- Flight Number: AC318. (On Time performance: 92 - Average Delay: 11 minutes)
- Flight Number: AC322. (On Time performance: 63 - Average Delay: 21 minutes)
- Flight Number: AC326. (On Time performance: 68 - Average Delay: 28 minutes)

Porter Airlines
- Flight Number: PD384. (On Time performance: 87 - Average Delay: 11 minutes)

WestJet
- Flight Number: WS562. (On Time performance: 75 - Average Delay: 12 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from December 02, 2025 to December 27, 2025, we have obtained these figures.
Total number of flights: 23
On Time: 5 ( 22 % )
Moderate Delay: 4 ( 17 % )
Significant Delay: 7 ( 30 % )
Major Delay: 7 ( 30 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 48 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from December 02, 2025 to December 27, 2025. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Note: We have excluded some days from the graph, since the quantity and quality of the data is not representative enough.

Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights WS558

Date
Departure
Arrival
Duration
Aircraft
Status
Thursday
01 January
01:21 am
Calgary (YYC)
07:44 am
Montreal (YUL)
04h 23min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Wednesday
31 December
06:35 am
Calgary (YYC)
12:22 pm
Montreal (YUL)
03h 47min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Tuesday
30 December
01:30 am
Calgary (YYC)
07:40 am
Montreal (YUL)
04h 10min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Monday
29 December
01:26 am
Calgary (YYC)
08:51 am
Montreal (YUL)
05h 25min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Saturday
27 December
12:58 am
Calgary (YYC)
07:09 am
Montreal (YUL)
04h 11min
Boeing 737-800
Boeing 737-800
Landed - On-time
Friday
26 December
01:03 am
Calgary (YYC)
07:27 am
Montreal (YUL)
04h 24min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Thursday
25 December
01:26 am
Calgary (YYC)
07:38 am
Montreal (YUL)
04h 12min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Wednesday
24 December
02:43 am
Calgary (YYC)
08:18 am
Montreal (YUL)
03h 35min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Tuesday
23 December
12:49 am
Calgary (YYC)
07:10 am
Montreal (YUL)
04h 21min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Monday
22 December
03:06 am
Calgary (YYC)
09:13 am
Montreal (YUL)
04h 07min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed